.container {
  width: 100px;
  height: 100px;
  background-color: red;
}
.container a {
  width: 50px;
  height: 50px;
}
.container a:hover {
  background-color: blue;
}
.container .top {
  border: 1px solid #ccc;
}
.container .top-left {
  margin-left: 20px;
}/*# sourceMappingURL=1.与字符号.css.map */